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Information dissemination of emergency events can be considered quickly proliferate over social network, the basic fact is a complex course of interactions of numerous participants. In this paper, we first analyze the information features of emergency events in social network. Then propose users' utility to describe the effect and present a stochastic game for the information interaction between users...
Social network site is now becoming one of the most popular applications, almost everyone has his own social network account, information recommendation is one of the key technologies in today's data mining field. According to user's features, auto classification is the key to this problem. The users has many different features, based on statistics, this paper proposed a new way to recognize the user's...
The virtual unity of real social relationship is not original. Recently, some online games based on social relationship are more and more popular. Thanks to the real social relationship, those special games are interesting and amazing. We took the online games of ldquokaixin-netrdquo (www.kaixin001.com) as an example to study. Those special games are able to turn the real relations of friends to a...
The University of Portsmouth's pre-entry project, PrepUp, contains a library section which endeavours to use simple graphics and a virtual world metaphor to acculturate students to the university library before they begin their course. Using graphical elements it contains informative items and fun features to encourage exploration and discovery. Usage and feedback suggest that this is a useful addition...
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